Home / 77,296.28-106,671.90-43,305.03

Finding the Fourth Proportional to 77,296.28, 106,671.90 and 43,305.03

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Solution

The fourth proportional to 77,296.28, 106,671.90 and 43,305.03 is: 59,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,296.28 : 106,671.90 = 43,305.03 : x
  2. Step 2: Convert to fraction form
    77,296.28/106,671.90 = 43,305.03/x
  3. Step 3: Cross multiply
    77,296.28x = 106,671.90 × 43,305.03
  4. Step 4: Simplify right side
    77,296.28x = 4,619,429,992.05
  5. Step 5: Solve for x
    x = 4,619,429,992.05/77,296.28
  6. Step 6: Final answer
    x = 59,762.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.